An artist's depiction shows Loughner, the Arizona man accused of shooting 20 people over the weekend, during a court appearance in Phoenix

An artist
An artist's depiction shows accused gunman Jared Lee Loughner (L) and his attorney, public defender Judy Clarke (R), during a court appearance in Phoenix, Arizona January 10, 2011. Loughner made his first court appearance on Monday on five federal charges, including the attempted assassination of U.S. Representative Gabrielle Giffords, who remained in critical condition. REUTERS/Joan Andrew (UNITED STATES - Tags: CRIME LAW POLITICS)